Home / 5,109,816.64-7,661,637.70-2,036,280.18

Finding the Fourth Proportional to 5,109,816.64, 7,661,637.70 and 2,036,280.18

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Solution

The fourth proportional to 5,109,816.64, 7,661,637.70 and 2,036,280.18 is: 3,053,189.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,109,816.64 : 7,661,637.70 = 2,036,280.18 : x
  2. Step 2: Convert to fraction form
    5,109,816.64/7,661,637.70 = 2,036,280.18/x
  3. Step 3: Cross multiply
    5,109,816.64x = 7,661,637.70 × 2,036,280.18
  4. Step 4: Simplify right side
    5,109,816.64x = 15,601,240,994,850.79
  5. Step 5: Solve for x
    x = 15,601,240,994,850.79/5,109,816.64
  6. Step 6: Final answer
    x = 3,053,189.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.